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Aluminium 7075 Blocks

ASTM B247 & ASTM B221 certified Aluminium 7075 blocks with exceptional strength and fatigue resistance. Available in multiple tempers, sizes, finishes and custom dimensions. Worldwide export available.

Aluminium 7075 Blocks Supplier & Exporter

Siddhgiri Overseas is a trusted Aluminium 7075 Blocks Supplier & Exporter, offering premium-quality blocks manufactured in accordance with ASTM B247 and ASTM B221 international standards. Aluminium 7075 is one of the highest-strength aluminium alloys available, offering an exceptional strength-to-weight ratio, excellent fatigue resistance, and outstanding mechanical performance. These characteristics make it the preferred material for aerospace, defence, tooling, and precision engineering applications where maximum strength is essential.

We supply Aluminium 7075 Blocks in T6, T651, T73, and T7351 tempers with custom-cut sizes and multiple block configurations to meet diverse industrial requirements. Siddhgiri Overseas exports Aluminium 7075 Blocks across India, the UAE (Dubai), Saudi Arabia, Qatar, Kuwait, Oman, Bahrain, South Africa, and many other international markets, delivering certified materials, competitive pricing, and reliable worldwide shipping.

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Aluminium 7075 Blocks Supplier

ASTM B247 / ASTM B221 Type 7075 Aluminium Blocks

ASTM B247 / ASTM B221 Type 7075 Aluminium Blocks are designed for applications where exceptional strength, lightweight performance, and fatigue resistance are essential. Available in multiple heat-treated tempers (T6, T651, T73, T7351), Aluminium 7075 offers superior strength options for aerospace, defence, and precision engineering applications.

Key Benefits of Aluminium 7075 Blocks

  • Exceptional Strength-to-Weight Ratio – Aluminium 7075 provides the highest strength among commercial aluminium alloys with significantly lower weight compared to steel, making it ideal for aerospace, defence, and high-performance applications where maximum strength is critical.
  • Outstanding Fatigue Resistance & Durability – The alloy composition delivers superior resistance to fatigue failure and cyclic loading, making Aluminium 7075 reliable for aircraft structures, defence equipment, and components exposed to demanding operating conditions.
  • Excellent Machinability & CNC Performance – Aluminium 7075 can be precisely machined, drilled, and cut while maintaining exceptional mechanical strength, supporting precision manufacturing and complex component production.
  • Versatile Heat-Treatment Options – Available in multiple tempers (T6, T651, T73, T7351, etc.), Aluminium 7075 offers flexibility to meet specific strength and corrosion resistance requirements for diverse applications.
  • Preferred Material for Aerospace & Defence Applications – From aircraft fuselage and wing structures to defence equipment and high-performance automotive components, Aluminium 7075 is widely specified where maximum strength, reliability, and performance are essential.

Aluminium 7075 Blocks Specifications

Siddhgiri Overseas supplies ASTM B247 / ASTM B221 Aluminium 7075 Blocks in a wide range of sizes, thicknesses, tempers, and product forms to meet the requirements of aerospace, defence, precision engineering, marine, and industrial applications.

Specification Details
Standards ASTM B247, ASTM B221
Temper T6, T651, T73, T7351
Size 6 mm to 300 mm
Outer Diameter 1" through 16"
Length 100 mm to 2600 mm, Custom Width Can be Cut from Blocks
Types Extruded, Forged, Cut from Blocks, Round Block, Square Block, Rectangular Block

Chemical Composition & Mechanical Properties of Aluminium 7075 Blocks

The exceptional strength, fatigue resistance, and machinability of Aluminium 7075 Blocks are achieved through its controlled chemical composition with zinc, magnesium, and copper alloying elements. Manufactured to ASTM B247 / ASTM B221 standards, Aluminium 7075 delivers reliable performance in aerospace, defence, precision engineering, and industrial applications.

Chemical Composition of ASTM B247 / ASTM B221 Aluminium 7075 Blocks

Element Composition (%)
Aluminium (Al) Remainder
Silicon (Si) 0.40 – 0.80
Iron (Fe) 0.70 Max
Copper (Cu) 0.15 – 0.40
Manganese (Mn) 0.15 Max
Magnesium (Mg) 0.80 – 1.20
Chromium (Cr) 0.04 – 0.35
Zinc (Zn) 0.25 Max
Titanium (Ti) 0.15 Max

Mechanical Properties of Aluminium 7075 Blocks

Property Value
Tensile Strength 45,000 PSI
Yield Strength 40,000 PSI
Shear Strength 31,000 PSI
Elongation (2") 12%
Brinell Hardness 95 HB

What These Properties Mean for Your Application

  • Zinc Content Enhances Strength & Hardness – The zinc alloying element significantly increases tensile strength and hardness, enabling Aluminium 7075 to deliver superior mechanical performance in high-load structural applications.
  • Copper & Magnesium Improve Fatigue Resistance – The combination of copper and magnesium provides exceptional fatigue resistance and structural integrity, allowing Aluminium 7075 to withstand cyclic loading and demanding operational conditions.
  • Chromium Increases Corrosion Resistance – Higher chromium content improves resistance to environmental corrosion, making Aluminium 7075 suitable for aerospace structures and defence applications.
  • Exceptional Strength for Aerospace & Defence – With the highest strength-to-weight ratio among commercial aluminium alloys, Aluminium 7075 is the material of choice for aircraft fuselage, wing structures, defence equipment, and high-performance components where maximum strength is non-negotiable.

Available Types of Aluminium 7075 Blocks

Siddhgiri Overseas supplies Aluminium 7075 Blocks in a wide range of product forms, tempers, and configurations to meet the needs of aerospace, defence, precision engineering, marine, and industrial applications. Our inventory includes both standard stock sizes and custom-cut materials to suit specific project requirements.

Aluminium 7075 T6 Blocks

Designed for applications requiring maximum strength and excellent wear resistance in demanding aerospace and defence applications.

Aluminium 7075 T651 Blocks

Stress-relieved blocks offering superior dimensional stability during CNC machining and precision engineering operations.

Aluminium 7075 T73 Blocks

Suitable for applications requiring improved resistance to stress corrosion cracking in marine and outdoor environments.

Aluminium 7075 T7351 Blocks

Preferred for aerospace and defence applications demanding excellent strength, durability, and corrosion resistance.

Extruded Aluminium 7075 Blocks

Manufactured with consistent dimensions and reliable mechanical properties for industrial and engineering applications.

Forged Aluminium 7075 Blocks

Engineered for heavy-duty industrial applications requiring superior structural integrity and toughness.

Round Aluminium 7075 Blocks

Ideal for specialised machining and precision component manufacturing in aerospace and defence industries.

Square Aluminium 7075 Blocks

Suitable for tooling, fixtures, and precision engineering applications where dimensional accuracy is critical.

Rectangular Aluminium 7075 Blocks

Commonly used for mould making, structural fabrication, and heavy engineering projects with custom dimensions.

Applications of Aluminium 7075 Blocks

The exceptional strength and lightweight properties of Aluminium 7075 Blocks make them suitable for demanding engineering applications across multiple industries. Their outstanding durability, fatigue resistance, and machinability allow them to perform reliably where maximum strength and long service life are critical.

Aerospace Structures

Widely used in aircraft fuselage, wing structures, and aerospace components due to exceptional strength-to-weight ratio and fatigue resistance.

Aircraft Components

Used in precision aircraft components, structural parts, and assemblies where weight reduction and maximum strength are essential.

Defence Equipment

Specified for military applications, defence structures, and high-performance equipment requiring exceptional strength and durability.

High-Performance Automotive Parts

Used in performance vehicles, racing components, and automotive structures where lightweight performance and strength are paramount.

Precision CNC Machining

Ideal for CNC machining centres and precision component manufacturing requiring high strength and dimensional accuracy.

Tooling and Fixtures

Widely used in tool manufacturing, fixtures, and precision engineering applications where durability is essential.

Mould and Die Manufacturing

Specified for mould making, die manufacturing, and complex fabrication requiring exceptional strength and precision.

Heavy Engineering & Industrial Applications

Used in heavy machinery, industrial equipment, and structural applications requiring maximum strength and reliability.

Why Choose Siddhgiri Overseas for Aluminium 7075 Blocks?

Siddhgiri Overseas is a trusted supplier and exporter of Aluminium 7075 Blocks, serving the requirements of aerospace manufacturers, OEMs, defence contractors, tooling companies, precision engineering firms, and industrial buyers across India and international markets. We combine certified materials, ready inventory, and responsive customer service to ensure every order meets your project specifications. All our Aluminium 7075 Blocks are supplied in accordance with ASTM B247 / ASTM B221 standards and are available in multiple sizes, tempers, and custom dimensions. Each order is backed by complete material traceability and Mill Test Certificates (MTC), giving you confidence in the quality and authenticity of the material. Whether you require standard stock material or project-specific quantities, our team is committed to providing competitive pricing, timely deliveries, secure export packaging, and dependable support throughout the procurement process.

ASTM B247 / ASTM B221 Certified Materials

All Aluminium 7075 Blocks are manufactured to international standards with complete material traceability and Mill Test Certificates (MTC) for quality assurance.

Ready Stock & Immediate Availability

We maintain comprehensive inventory in various tempers, sizes, and configurations to support urgent requirements and large-scale project demands with shorter lead times.

Custom Sizes & Precision Cutting

We provide custom-cut blocks, precision sizing, and project-specific processing solutions to reduce machining time and material wastage.

Secure Export Packaging & Worldwide Delivery

Products are securely packed using export-grade materials to ensure safe transportation. We supply customers across India, UAE, Saudi Arabia, Qatar, Kuwait, Oman, Bahrain, South Africa, and other international markets.

Dedicated Technical Support & Service

Our experienced team provides prompt quotations, technical guidance, material selection assistance, and responsive customer support from enquiry to delivery.

Request a Quote for Aluminium 7075 Blocks

Looking for a reliable supplier of Aluminium 7075 Blocks? Siddhgiri Overseas offers certified materials, ready stock, and customized supply solutions to meet the demands of aerospace, defence, precision engineering, marine, and industrial applications. Share your specifications, quantity, dimensions, and delivery location with our team, and we'll provide a competitive quotation along with the most suitable material solution for your application. We are committed to helping you source high-quality Aluminium 7075 Blocks with reliable service and on-time delivery.